from __future__ import annotations
from abc import ABC, abstractmethod
from typing import Union, List, Dict, Type
from ..typing import Messages, CreateResult
class BaseProvider(ABC):
"""
Abstract base class for a provider.
Attributes:
url (str): URL of the provider.
working (bool): Indicates if the provider is currently working.
needs_auth (bool): Indicates if the provider needs authentication.
supports_stream (bool): Indicates if the provider supports streaming.
supports_gpt_35_turbo (bool): Indicates if the provider supports GPT-3.5 Turbo.
supports_gpt_4 (bool): Indicates if the provider supports GPT-4.
supports_message_history (bool): Indicates if the provider supports message history.
params (str): List parameters for the provider.
"""
url: str = None
working: bool = False
needs_auth: bool = False
supports_stream: bool = False
supports_gpt_35_turbo: bool = False
supports_gpt_4: bool = False
supports_message_history: bool = False
params: str
@classmethod
@abstractmethod
def create_completion(
cls,
model: str,
messages: Messages,
stream: bool,
**kwargs
) -> CreateResult:
"""
Create a completion with the given parameters.
Args:
model (str): The model to use.
messages (Messages): The messages to process.
stream (bool): Whether to use streaming.
**kwargs: Additional keyword arguments.
Returns:
CreateResult: The result of the creation process.
"""
raise NotImplementedError()
@classmethod
@abstractmethod
async def create_async(
cls,
model: str,
messages: Messages,
**kwargs
) -> str:
"""
Asynchronously create a completion with the given parameters.
Args:
model (str): The model to use.
messages (Messages): The messages to process.
**kwargs: Additional keyword arguments.
Returns:
str: The result of the creation process.
"""
raise NotImplementedError()
@classmethod
def get_dict(cls) -> Dict[str, str]:
"""
Get a dictionary representation of the provider.
Returns:
Dict[str, str]: A dictionary with provider's details.
"""
return {'name': cls.__name__, 'url': cls.url}
class BaseRetryProvider(BaseProvider):
"""
Base class for a provider that implements retry logic.
Attributes:
providers (List[Type[BaseProvider]]): List of providers to use for retries.
shuffle (bool): Whether to shuffle the providers list.
exceptions (Dict[str, Exception]): Dictionary of exceptions encountered.
last_provider (Type[BaseProvider]): The last provider used.
"""
__name__: str = "RetryProvider"
supports_stream: bool = True
def __init__(
self,
providers: List[Type[BaseProvider]],
shuffle: bool = True
) -> None:
"""
Initialize the BaseRetryProvider.
Args:
providers (List[Type[BaseProvider]]): List of providers to use.
shuffle (bool): Whether to shuffle the providers list.
"""
self.providers = providers
self.shuffle = shuffle
self.working = True
self.exceptions: Dict[str, Exception] = {}
self.last_provider: Type[BaseProvider] = None
ProviderType = Union[Type[BaseProvider], BaseRetryProvider]
